/*
 * Copyright (c) 2021The red-star Project
 *
 * Licensed under the Apache License, version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.inyourcode.core.transport.netty.websocket.codec;

import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToMessageDecoder;
import io.netty.handler.codec.http.websocketx.WebSocketFrame;

import java.util.List;

/**
 * @author JackLei
 */
public class WSBinaryFrameDecoder extends MessageToMessageDecoder<WebSocketFrame> {

    @Override
    protected void decode(ChannelHandlerContext channelHandlerContext, WebSocketFrame webSocketFrame, List<Object> list) throws Exception {
        ByteBuf content = webSocketFrame.content();
        list.add(content);
        content.retain();
    }
}
